20041360

素因数分解:

$2^4\times 5^1\times {\mathrm{479}}^1\times {\mathrm{523}}^1$

素因数の和:1015

約数の個数: 40

約数和(自身を含む): 46782720

約数和(自身を除く): 26741360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479, 523, 958, 1046, 1916, 2092, 2395, 2615, 3832, 4184, 4790, 5230, 7664, 8368, 9580, 10460, 19160, 20920, 38320, 41840, 250517, 501034, 1002068, 1252585, 2004136, 2505170, 4008272, 5010340, 10020680, 20041360]

約数ペア:

[(1, 20041360), (2, 10020680), (4, 5010340), (5, 4008272), (8, 2505170), (10, 2004136), (16, 1252585), (20, 1002068), (40, 501034), (80, 250517), (479, 41840), (523, 38320), (958, 20920), (1046, 19160), (1916, 10460), (2092, 9580), (2395, 8368), (2615, 7664), (3832, 5230), (4184, 4790)]